According to reports published this week by theGerman news magazine Der Speigel.
The NSA has created a specific repository called TOYGRIPPE for capturing VPN metadata.
But XKEYSCORE, remains, the best for attacks on SSH traffic.
There are also similar yet separate repositories for PPTP and SSL VPN traffic dubbed FOURSCORE and VULCANMINDMELD, respectively.
and then stored into a key database called CORALREEF.
Other attack methods are used to attempt to recover the PSK for each VPN session.
What does this mean if you want to keep your secrets?
Well, its a race now.
source: www.techworm.net